Pierre Lesage: Fur Seal colony census, in Cape Cross, Namibia
Pierre Lesage: Fur Seal colony census, in Cape Cross, Namibia
Pierre Lesage: Fur Seal colony census, in Cape Cross, Namibia
Pierre Lesage: Fur Seal colony census, in Cape Cross, Namibia
Pierre Lesage: Fur Seal colony census, in Cape Cross, Namibia